In a new TED-Ed series designed to catalyze curiosity, TED Curator Chris Anderson shares his obsession with questions that no one (yet) knows the answers to. A short intro leads into two questions: Why can't we see evidence of alien life? on.ted.com/AlienLife and How many universes are there? on.ted.com/HowMany ... Find more TED-Ed videos on our new YouTube channel: youtube.com/TEDEd.

After a long career in journalism and publishing, Chris Anderson became the curator of the TED Conference in 2002 and has developed it as a platform for identifying and disseminating ideas worth spreading.
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